Laboratory Test Guide

Ma2 Antibody by ELISA (Sendout)

General Information

Lab Name

Lab Code

577

External Test Id

MA2ES, MA2EC

Description

Useful For: Evaluating patients with suspected paraneoplastic encephalitides using serum or spinal fluid specimens.

Synonyms

Anti Ma-1, Anti Ma-2, Anti-Ta, FRMTA, Ma paraneoplastic syndrome, Ma Ta Antibody, MA2EC, MA2ES, MATA, RecombX Ma Ta Antibody, Ta paraneoplastic syndrome

Interpretation

Method

Enzyme-Linked Immunosorbent Assay (ELISA)

Ref. Range Notes

Reference Range: Negative

Interferences and Limitations

Cautions: A negative Ma2 antibody test result does not exclude autoimmune neurological disease or cancer.

Ordering & Collection

Specimen Type

Blood, CSF

Collection

Serum: 9 mL blood in RED TOP tube or GOLD SST

CSF: 1-2 mL spinal fluid in a sterile container

Handling Instructions

Outside Laboratories:

Serum: Centrifuge sample and transfer serum to a separate plastic vial. Refrigerate serum.
CSF: Refrigerate spinal fluid in a sterile vial.

Stability: Refrigerated (preferred): 28 days; Frozen: 28 days; Frozen: 72 hours.

Quantity

requested: 2 mL serum and/or CSF
minimum: 1 mL serum and/or CSF

Processing

Serum: Centrifuge sample and transfer serum to a separate plastic vial. Refrigerate serum.
CSF: Refrigerate spinal fluid in a sterile vial.

Enter a separate order for each specimen type received.

Login: SEND1-;REFRIG

RSNDT1: MAYO
RSTYP1: SRM or CSF
RTSRQ1: <select correct test name below based on specimen type>
- ;Ma2 Antibody, Serum (Mayo Test MA2ES)
- ;Ma2 Antibody, CSF (Mayo Test MA2EC)

Sendouts: Order appropriate Mayo test based on specimen type received.

Serum: Mayo Test MA2ES.
CSF: Mayo Test MA2EC.

Stability: Refrigerated (preferred): 28 days; Frozen: 28 days; Ambient: 72 hours.

Performance

LIS Dept Code

Performing Location(s)

Sendout	Mayo Clinic Laboratories 800-533-1710 200 First Street Southwest Rochester, MN 55901